diff --git a/kitty/child-monitor.c b/kitty/child-monitor.c
index c538cb961..2fc27ec5b 100644
--- a/kitty/child-monitor.c
+++ b/kitty/child-monitor.c
@@ -137,7 +137,7 @@ new(PyTypeObject *type, PyObject *args, PyObject UNUSED *kwds) {
         return NULL;
     }
     self = (ChildMonitor *)type->tp_alloc(type, 0);
-    if (!init_loop_data(&self->io_loop_data, 5, SIGINT, SIGTERM, SIGCHLD, SIGUSR1, SIGUSR2)) return PyErr_SetFromErrno(PyExc_OSError);
+    if (!init_loop_data(&self->io_loop_data, 6, SIGINT, SIGHUP, SIGTERM, SIGCHLD, SIGUSR1, SIGUSR2)) return PyErr_SetFromErrno(PyExc_OSError);
     self->talk_fd = talk_fd;
     self->listen_fd = listen_fd;
     if (self == NULL) return PyErr_NoMemory();
@@ -1246,6 +1246,7 @@ handle_signal(const siginfo_t *siginfo, void *data) {
     switch(siginfo->si_signo) {
         case SIGINT:
         case SIGTERM:
+        case SIGHUP:
             ss->kill_signal = true;
             break;
         case SIGCHLD: